APPLICATION: Primarily for joining non-ferrous and corrosion and heat resistant alloys where low flow point@ and corrosion and oxidation resistant joints with good strength at high temperatures are required. Also used as a corrosion and oxidation resistant hard coating. Atmospheres other than dry hydrogen may be used.
SAE AMS4777-1955 history
2023SAE AMS4777K-2023 Nickel Alloy, Brazing Filler Metal 82Ni - 4.5Si - 7.0Cr - 3.1B - 3.0Fe 1780 °F (971 °C) Solidus to 1830 °F (999 °C) Liquidus Range
1970SAE AMS4777J-2018 Nickel Alloy, Brazing Filler Metal 82Ni 4.5Si 7.0Cr 3.1B 3.0Fe, 1780 to 1830°F (971 to 999°C) Solidus-Liquidus Range
2010SAE AMS4777H-2010 Nickel Alloy, Brazing Filler Metal 82Ni - 4.5Si - 7.0Cr - 3.1B - 3.0Fe 1780 to 1830 °F (971 to 999 °C) Solidus-Liquidus Range. (UNS N99620)
2005SAE AMS4777G-2005 Nickel Alloy, Brazing Filler Metal 82Ni 4.5Si 7.0Cr 3.1B 3.0Fe, 1780 to 1830°F (971 to 999°C) Solidus-Liquidus Range
2000SAE AMS4777F-2000 Nickel Alloy, Brazing Filler Metal 82Ni - 4.5Si - 7.0Cr - 3.1B - 3.0Fe 1780 to 1830 °F (971 to 999 °C) Solidus-Liquidus Range
1995SAE AMS4777F-1995 Nickel Alloy, Brazing Filler Metal 82Ni 4.5Si 7.0Cr 3.1B 3.0Fe, 1780 to 1830°F (971 to 999°C) Solidus-Liquidus Range (Reaffirmed: 01 Aug 2000)
1994SAE AMS4777E-1994 Nickel Alloy@ Brazing Filler Metal 82Ni - 4.5Si - 7.0Cr - 3.1B - 3.0Fe 1780 to 1830 °F (971 to 999 °C) Solidus-Liquidus Range (UNS N99620)
1992SAE AMS4777D-1992 Nickel Alloy@ Brazing Filler Metal 82Ni - 4.5Si - 7.0Cr - 3.1B - 3.0Fe 1780 to 1830 °F (971 to 999 °C) Solidus-Liquidus Range (UNS N99620)
1988SAE AMS4777C-1988 Brazing Filler Metal@ Nickel Alloy 82Ni - 4.5Si - 7.0Cr - 3.1B - 3.0Fe 1780° to 1830 °F (971° to 999°C) Solidus-Liquidus Range (UNS N99620)